Note: Be ready to select the model. The multiboot screen is only available for 15 seconds.
Use the cursor to select the model  you want the simulator to start on.
Press the [ENTER] button.
The simulator will load the configuration files for that model.
Note: Alarms may occur at power on after switching from Mill to Lathe or vice versa, try resetting them. If reset does not work cycle the power. The multiboot selection time can be adjusted with setting 330 MultiBoot Selection Time Out the range is 0 to 25 seconds